December 2010 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

18 天象事件總數,包括 4 月相與 2 行星事件。

每日天象事件

所有時間均為當地時間 (Asia/Shanghai)

Group 日期 日出/日落 月出/月落 月相 天象

Planetary outlook

December 2010 mid-month observing conditions

Mercury

Excellent
視星等: 1.9
星座: Capricornus
Angular diameter: 9.3"
Status: near superior conjunction

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤經: 18h17m37s
赤緯: -22°57'41"

Venus

Excellent
視星等: -4.8
星座: Scorpius
Angular diameter: 34.1"
Status: near greatest eastern elongation

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

赤經: 14h29m32s
赤緯: -11°46'44"

Mars

Excellent
視星等: 1.2
星座: Capricornus
Angular diameter: 3.9"
Status: near western quadrature

Observation tip: Visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

赤經: 18h23m19s
赤緯: -24°13'59"

Jupiter

Excellent
視星等: -2.4
星座: Pisces
Angular diameter: 40.9"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

赤經: 23h42m31s
赤緯: -03°20'44"

Saturn

Excellent
視星等: 0.8
星座: Libra
Angular diameter: 16.8"
Status: near eastern quadrature

Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly

赤經: 13h01m22s
赤緯: -04°00'53"

Uranus

Fair
視星等: 5.9
星座: Pisces
Angular diameter: 3.5"
Status: near western quadrature

Observation tip: Binoculars are recommended; Binoculars or a telescope are recommended

赤經: 23h49m05s
赤緯: -01°59'44"

Neptune

Fair
視星等: 7.8
星座: Aquarius
Angular diameter: 2.2"
Status: near western quadrature

Observation tip: A telescope is required; A telescope is required; Neptune appears blue-green

赤經: 21h54m52s
赤緯: -13°11'58"

Moon

Excellent
視星等: -12.7
星座: Aries
Angular diameter: 11554.0"
Status: Moon illumination 63.4%

Observation tip: Moon illumination 63.4%; good for observing lunar surface detail

赤經: 00h22m16s
赤緯: +08°07'52"